Set meteredHint flag when connected to a chargeable public network

The chargeable public network indication is retrieved from the
interworking IE, which is stored in NetworkDetail.  So use it
to mark the meteredHint flag when connected to such network.

Bug: 34735964
Test: frameworks/opt/net/tests/runtests.sh
Change-Id: Ied92a1ad312fcc71858e0acaf66954993e69b2eb
1 file changed
tree: a6fd72793af27ad908d798f18b09877392872887
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/
  5. PREUPLOAD.cfg